Page 1 of 285
Introduction 4
Instrument Cluster 12
Warning lights and chimes 12
Gauges 16
Message center 18
Entertainment Systems 26
AM/FM stereo cassette with CD 26
AM/FM stereo with in-dash six CD 31
Climate Controls 38
Dual automatic temperature control 38
Rear window defroster 41
Lights 42
Headlamps 42
Turn signal control 46
Bulb replacement 46
Driver Controls 53
Windshield wiper/washer control 53
Steering wheel adjustment 54
Power windows 57
Mirrors 58
Speed control 60
Locks and Security 77
Locks 77
Anti-theft system 89
Seating and Safety Restraints 95
Seating 95
Safety restraints 103
Airbags 116
Child restraints 129
Table of Contents
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2010 Town Car(tow)
Owners Guide, 1st Printing
USA(fus)
Page 15 of 285

Loadingchapter. When the ignition is first turned to on, the light will
illuminate for three seconds to ensure the bulb is working. If the light
does not turn on, have the system inspected by your authorized dealer.
For more information on this system, refer toTire pressure monitoring
system (TPMS)in theTires, Wheels and Loadingchapter.
O/D off:Illuminates when the
overdrive function of the
transmission has been turned off;
refer to theDrivingchapter. If the
light does not illuminate, have the transmission serviced soon, or damage
may occur.
Speed control:Illuminates when
the speed control is activated. Turns
off when the speed control system
is deactivated.
Turn signal:Illuminates when the
left or right turn signal or the
hazard lights are turned on. If the
indicators stay on or flash faster, check for a burned out bulb.
High beams:Illuminates when the
high beam headlamps are turned on.
Headlamps on warning chime:Sounds when the headlamps or parking
lamps are on, the ignition is off (the key is not in the ignition) and the
driver’s door is opened.
Key-in-ignition warning chime:Sounds when the key is left in the
ignition in the off or accessory position and the driver’s door is opened.
Turn signal chime (if equipped):Sounds when the turn signal lever
has been activated to signal a turn and not turned off after the vehicle is
driven more than 1/2 mile (0.8 km).
O/D
OFF
Instrument Cluster
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2010 Town Car(tow)
Owners Guide, 1st Printing
USA(fus)
Page 46 of 285
TURN SIGNAL CONTROL
•Push down to activate the left
turn signal.
•Push up to activate the right turn
signal.
INTERIOR LAMPS
Map/courtesy lamps
To turn on the map lamps, press the
map lamp control.
Rear courtesy/reading lamps
The courtesy lamp lights when:
•the rocker control is pressed.
•any door is opened.
•any of the remote entry controls
are pressed and the ignition is
off.
BULB REPLACEMENT
Lamp assembly condensation
Exterior lamps are vented to accommodate normal changes in pressure.
Condensation can be a natural by-product of this design. When moist air
enters the lamp assembly through the vents, there is a possibility that
condensation can occur when the temperature is cold. When normal
condensation occurs, a thin film of mist can form on the interior of the
Lights
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2010 Town Car(tow)
Owners Guide, 1st Printing
USA(fus)
Page 50 of 285

Replacing HID low beam headlamp bulbs (if equipped)
The low beam headlamps on your vehicle use a “high intensity discharge”
source. These lamps operate at a high voltage. When the bulb is burned
out, the bulb and starter capsule assembly must be replaced by your
authorized dealer.
Replacing front parking lamp/turn signal/sidemarker bulbs
The front parking lamp/turn signal/sidemarker bulbs are located in the
headlamp assembly. Follow the same steps to replace these bulbs.
1. Make sure the headlamp switch is in the off position, then open the
hood.
2. Remove the retainers and the radiator cover.
3. Remove the bolts, then pull the headlamp assembly forward and
disconnect the electrical connector.
4. Rotate the bulb socket
counterclockwise and remove from
lamp assembly.
5. Carefully pull bulb straight out of
the socket and push in the new bulb
until it snaps, locking it into
position.
6. To complete installation, follow
the removal procedure in reverse
order.
Replacing tail lamp/brake/turn lamp bulbs
The tail lamp, the brake lamp and the turn signal lamp bulbs are located
in the tail lamp assembly. Follow the same steps to replace these bulbs.
Lights
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2010 Town Car(tow)
Owners Guide, 1st Printing
USA(fus)